#include <iostream>
#include <string>
#include <sstream>
using namespace std;
 int main() {
std::string response;
std::string thisresponse = "";
bool _break = false;
std::cout << "h" << "e" << "l" << "l" << "o" << " " << "w" << "o" << "r" << "l" << "d" << "!" << std::endl;
}
